What is split DNS configuration?
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What is split DNS configuration?
Split Domain Name System (Split DNS) is a configuration in which two DNS servers (sub-domains) are created for the same domain, one for the internal network and the other for the external, as a means to tighten the security.
How do you set up split horizon?
Configure the split-horizon Option
- On switch 1, enter the configuration mode for the interface.
- Enter the configuration mode for the router.
- Enter the configuration mode for VLAN 1.
- Enable the split-horizon option.
- Review the configuration information.
What is a BIND DNS?
BIND (Berkeley Internet Name Domain) is a software collection of tools including the world’s most widely used DNS (Domain Name System) server software. This feature-full implementation of DNS service and tools aims to be 100\% standards-compliant and is; intended to serve as a reference architecture for DNS software.
What is split DNS used for?
Examples of Split DNS Common reasons for using split DNS systems is to hide internal information from external clients on the Internet or to allow internal networks to resolve DNS on the Internet.
What does split horizon do?
In computer networking, split-horizon route advertisement is a method of preventing routing loops in distance-vector routing protocols by prohibiting a router from advertising a route back onto the interface from which it was learned.
Why do we configure DNS?
The DNS protocol is used to resolve FQDN (Fully Qualified Domain Names) to IP addresses around the world. This allows us to successfully find and connect to Internet websites and services no matter where they are.
How does a BIND server work?
BIND is an open source system free to download and use, offered under the Mozilla Public License. BIND can be used to run a caching DNS server or an authoritative name server, and provides features like load balancing, notify, dynamic update, split DNS, DNSSEC, IPv6, and more.
What is split-horizon DNS in networking?
In computer networking, split-horizon DNS (also known as split-view DNS, split-brain DNS, or split DNS) is the facility of a Domain Name System (DNS) implementation to provide different sets of DNS information, usually selected by the source address of the DNS request.
What is split horizon or Multiview DNS?
In computer networking, split-horizon DNS (also known as split-view DNS, split-brain DNS, or split DNS) is the facility of a Domain Name System (DNS) implementation to provide different sets of DNS information, usually selected by the source address of the DNS request.
What does split horizon prevent?
Split horizon is a method of preventing a routing loop in a network. The basic principle is simple: Information about the routing for a particular packet is never sent back in the direction from which it was received.
What is a split DNS zone?
Split-Brain DNS, Split-Horizon DNS, or Split DNS are terms used to describe when two zones for the same domain are created, one to be used by the internal network, the other used by the external network (usually the Internet).